<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>5-6 数组去重</title>
</head>
<body>
<script>
var arr = [1,2,3,4,2,5,6,2,7,2];
var array = [4,6,0,3,0,0,1,3];
function remove(arr,num){
    return arr.filter(function(element){
        return element !== num;
    });
}
function removeZero(array){
    var newArray = [];
    for (var i = 0;i<array.length;i++){
        if(array[i]!==0){
            newArray.push(array[i]);
        }
    }
    return newArray;
}
var newArray1 = remove(arr,2);
var newArray2 = removeZero(array);
console.log("1,2,3,4,2,5,6,2,7,2");
console.log("需求分析1题计算结果：",newArray1);
console.log("4,6,0,3,0,0,0,1,3");
console.log("需求分析2题计算结果：",newArray2);
</script>
</body>
</html>